body planes

Body Planes and Cavities

Planes
helps to describe human body by dividing the body with vertical and horizontal imaginary lines

Sagittal Plane: Divides body into right and left sides
Transverse Plan: Divides body into upper and lower portions
Frontal Plan: Divides body into front and back portions




















http://www.neurosurgical.com/Images/07_Med_Info/Anatomic%20Planes%20with%20Labels%20copy.jpg

Cavities
regions of the body that are broken into sections

Dorsal Cavity: posterior "dorsal" surface of the body

• Cranial Cavity: contains the skull, the brain, and its coverings
• Vertebral Cavity: contains vertebrae, spinal cord, and the beginning of spinal nerves. Formed by vertebrae.

Ventral Cavity: contains organs collectively called the viscera and is found in the front anterior side of the body

• Thoracic Cavity- cavity of the chest

1. Pleural Cavity: two cavities surrounding each lung
2. Mediastinum: mass of tissues between the lungs

• Abdominopelvic- cavity of the abdomen

1. Abdominal Cavity:contains spleen, stomach, liver, gallbladder, pancreas, small intestine, and large intestine.
2. Pelvic Cavity: contains urinary bladder, portions of large intestine, and reproductive organs.

http://malangue.org/player/4-abdominopelvic-quadrants-7713.jpg